A magnitude Md 2.4 earthquake occured in region: Tirreno Meridionale (MARE), on
and geographic coordinates (lat, lon) 39.6050, 15.2390 at 10 km depth.
The earthquake was located by: Bollettino Sismico Italiano INGV.
Search earthquakes: Any within 30 km radius
The values of hypocentral coordinates and magnitude may be revised at a later time as more information becomes available.
No Italian municipalities within 20 km distance.
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
Md 2.4
ML-VAX 2.4 |
1991-07-29 10:04:38 |
39.605 | 15.239 | 10 | 2013-07-15 08:41:04 |
Bollettino Sismico Italiano INGV | 146449 |
Field | Value |
---|---|
Time (UTC) | 1991-07-29 10:04:38 ± 0.3 |
Latitude | 39.6050 ± 0.0102 |
Longitude | 15.2390 ± 0.0233 |
Depth (km) | 10 (operator assigned) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-VAX |
Event type | earthquake |
Origin ID | 146449 |
Field | Value |
---|---|
Preferred uncertainty description | horizontal uncertainty |
Semi-major axis of confidence ellipse (meter) | |
Semi-minor axis of confidence ellipse (meter) | |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 2296.4 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 201 |
Number of associated phases, regardless of their use for origin computation | 12 |
Number of defining phases | 12 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.3 |
Epicentral distance of station closest to the epicenter (degree) | 0.00526 |
Epicentral distance of station farthest from the epicenter (degree) | 0.01522 |
Number of stations at which the event was observed | 7 |
Number of stations from which data was used for origin computation | 7 |
Field | Value |
---|---|
Value | 2.4 |
Uncertainty | |
Num. used stations | 2 |
Type of magnitude | Md |
Reference to an origin | 146449 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2013-01-04 19:16:42 |
Field | Value |
---|---|
Value | 2.4 |
Uncertainty | |
Num. used stations | 1 |
Type of magnitude | ML |
Reference to an origin | 146449 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2015-04-28 13:07:13 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
--.SGO.Z. | 1991-07-29T10:05:11.29 | 10.0 | undecidable | manual | SG | 3 | 0.9546 | 0.12 | 0.7 | |
--.FE2.Z. | 1991-07-29T10:05:08.78 | 10.0 | undecidable | manual | PN | 157 | 1.6872 | 0.83 | 0.3 | |
--.CZI.Z. | 1991-07-29T10:05:06.20 | 10.0 | undecidable | manual | SG | 119 | 0.7881 | 0.29 | 0.6 | |
--.CSI.Z. | 1991-07-29T10:05:06.40 | 10.0 | undecidable | manual | SG | 77 | 0.8214 | -0.76 | 0.2 | |
--.GA2.Z. | 1991-07-29T10:05:04.80 | 10.0 | undecidable | manual | PN | 162 | 1.4985 | -0.52 | 0.7 | |
--.MMN.Z. | 1991-07-29T10:05:01.00 | 10.0 | undecidable | manual | SG | 63 | 0.6327 | -0.18 | 0.7 | |
--.MGR.Z. | 1991-07-29T10:04:59.75 | 10.0 | undecidable | manual | SG | 24 | 0.5883 | 0.47 | 0.4 | |
--.SGO.Z. | 1991-07-29T10:04:56.89 | 10.0 | undecidable | manual | PG | 3 | 0.9546 | -0.51 | 1 | |
--.CSI.Z. | 1991-07-29T10:04:55.24 | 10.0 | undecidable | manual | PG | 77 | 0.8214 | 0.16 | 1.7 | |
--.CZI.Z. | 1991-07-29T10:04:54.10 | 10.0 | undecidable | manual | PG | 119 | 0.7881 | -0.26 | 3.1 | |
--.MMN.Z. | 1991-07-29T10:04:52.20 | 10.0 | undecidable | manual | PG | 63 | 0.6327 | 0.57 | 0.8 | |
--.MGR.Z. | 1991-07-29T10:04:50.55 | 10.0 | undecidable | manual | PG | 24 | 0.5883 | 0.02 | 1.8 |